package com.wangjiang.foundation.swagger;

import org.springframework.boot.autoconfigure.condition.ConditionalOnMissingBean;
import org.springframework.context.annotation.Bean;
import org.springframework.context.annotation.Configuration;
import springfox.documentation.builders.ApiInfoBuilder;
import springfox.documentation.builders.ParameterBuilder;
import springfox.documentation.builders.PathSelectors;
import springfox.documentation.builders.RequestHandlerSelectors;
import springfox.documentation.schema.ModelRef;
import springfox.documentation.service.ApiInfo;
import springfox.documentation.service.Contact;
import springfox.documentation.service.Parameter;
import springfox.documentation.spi.DocumentationType;
import springfox.documentation.spring.web.plugins.Docket;
import springfox.documentation.swagger2.annotations.EnableSwagger2;

import java.util.ArrayList;
import java.util.List;

@EnableSwagger2
@Configuration
public class SwaggerAutoConfiguration {

    @Bean
    @ConditionalOnMissingBean
    public SwaggerProperties swaggerProperties() {
        return new SwaggerProperties();
    }

    @Bean

    public Docket api(SwaggerProperties swaggerProperties) {
        ParameterBuilder ticketPar = new ParameterBuilder();
        List<Parameter> pars = new ArrayList<Parameter>();
        ticketPar.name("Authorization").description("头部token验证")
                .modelRef(new ModelRef("string")).parameterType("header")
                .required(false).build(); //header中的ticket参数非必填，传空也可以
        pars.add(ticketPar.build());    //根据每个方法名也知道当前方法在设置什么参数

        return new Docket(DocumentationType.SWAGGER_2)
                .apiInfo(apiInfo(swaggerProperties))
                .select()
                // 自行修改为自己的包路径
                .apis(RequestHandlerSelectors.basePackage(swaggerProperties.getBasePackage()))
                .paths(PathSelectors.any())
                .build()
                .globalOperationParameters(pars);
    }

    private ApiInfo apiInfo(SwaggerProperties swaggerProperties) {
        return new ApiInfoBuilder()
                .title(swaggerProperties.getTitle())
                .description(swaggerProperties.getDescription())
                .version(swaggerProperties.getVersion())
                .contact(new Contact(swaggerProperties.getContactName(), swaggerProperties.getContactUrl(), swaggerProperties.getContactEmail()))
                .build();
    }
}
